EduSahara™ Worksheet
Name : Chapter Based Worksheet
Chapter : Algebraic Expressions
Grade : CBSE Grade VII
License : Non Commercial Use
Question
1
1.
The value of the polynomial
(
−
2
z
2
+
4
z
+
3
)
at
z
=
4
is
(i)
-14
(ii)
-15
(iii)
-13
(iv)
-12
(v)
-11
Question
2
2.
Which of the following is a like term of
5
s
t
2
r
?
(i)
9
r
s
2
t
2
(ii)
(
−
3
r
s
t
2
)
(iii)
4
r
2
s
t
(iv)
5
r
2
s
2
t
2
(v)
8
r
2
s
t
2
Question
3
3.
The value of
(
3
b
5
−
6
b
4
−
4
b
)
−
(
−
b
4
+
b
+
8
)
−
(
−
7
b
5
+
6
b
2
+
1
)
is
(i)
(
10
b
5
−
5
b
4
−
6
b
2
−
5
b
−
9
)
(ii)
(
11
b
5
−
5
b
4
−
6
b
2
−
5
b
−
9
)
(iii)
(
7
b
5
−
5
b
4
−
6
b
2
−
5
b
−
9
)
(iv)
(
9
b
5
−
5
b
4
−
6
b
2
−
5
b
−
9
)
(v)
(
13
b
5
−
5
b
4
−
6
b
2
−
5
b
−
9
)
Question
4
4.
Which of the following algebraic expressions is a zero polynomial?
(i)
9
d
4
(ii)
(
−
6
d
4
−
8
d
3
−
9
d
2
+
7
d
+
8
)
(iii)
(
8
d
3
−
4
d
2
)
(iv)
(
2
d
4
−
5
d
2
+
8
)
(v)
0
Question
5
5.
The coefficient of term
s
in polynomial
(
3
r
s
+
r
−
5
s
−
9
)
is
(i)
-8
(ii)
-3
(iii)
-5
(iv)
-4
(v)
-6
Question
6
6.
Which of the following is a like term of
(
−
7
n
2
)
?
(i)
3
m
2
(ii)
2
n
(iii)
m
2
n
(iv)
(
−
4
)
(v)
8
n
2
Question
7
7.
The value of
2
5
p
2
+
3
4
p
2
+
1
2
p
2
is
(i)
35
22
p
2
(ii)
31
18
p
2
(iii)
33
20
p
2
(iv)
31
20
p
2
(v)
7
4
p
2
Question
8
8.
The sum of the expressions
(
−
8
a
b
+
b
)
,
(
8
b
+
9
)
,
(
3
b
−
13
)
,
(
−
3
a
b
+
5
b
)
,
(
9
a
b
+
7
a
)
is
(i)
(
−
2
a
b
+
4
a
+
17
b
−
4
)
(ii)
(
−
2
a
b
+
7
a
+
17
b
−
4
)
(iii)
(
−
2
a
b
+
9
a
+
17
b
−
4
)
(iv)
(
−
3
a
b
+
7
a
+
17
b
−
4
)
(v)
(
−
a
b
+
7
a
+
17
b
−
4
)
Question
9
9.
Which of the following terms is a like term of
5
x
3
?
(i)
(
−
8
x
)
(ii)
4
x
4
(iii)
8
x
2
(iv)
9
x
3
(v)
6
Question
10
10.
The value of
1
5
g
2
h
2
i
2
−
2
3
g
2
h
2
i
2
is
(i)
(
−
7
15
g
2
h
2
i
2
)
(ii)
(
−
7
17
g
2
h
2
i
2
)
(iii)
(
−
3
5
g
2
h
2
i
2
)
(iv)
(
−
7
13
g
2
h
2
i
2
)
(v)
(
−
1
3
g
2
h
2
i
2
)
Question
11
11.
The value of
4
d
+
(
−
6
d
)
is
(i)
d
(ii)
(
−
d
)
(iii)
(
−
5
d
)
(iv)
(
−
3
d
)
(v)
(
−
2
d
)
Question
12
12.
Which of the following terms can be subtracted from
(
−
9
c
d
2
b
2
)
?
(i)
3
b
c
2
d
(ii)
(
−
6
b
c
d
)
(iii)
(
−
6
b
2
c
2
d
2
)
(iv)
(
−
6
b
2
c
d
)
(v)
7
b
2
c
d
2
Question
13
13.
The value of
a
b
−
2
a
b
is
(i)
(
−
2
a
b
)
(ii)
a
b
(iii)
(
−
4
a
b
)
(iv)
0
(v)
(
−
a
b
)
Question
14
14.
The value of
1
2
u
+
3
5
u
+
1
2
u
+
1
3
u
is
(i)
9
5
u
(ii)
27
13
u
(iii)
31
15
u
(iv)
31
17
u
(v)
29
15
u
Question
15
15.
Which of the following terms can be added to
3
j
i
2
k
?
(i)
(
−
9
i
j
k
)
(ii)
(
−
8
i
2
j
2
k
)
(iii)
7
i
j
2
k
(iv)
2
i
2
j
k
(v)
(
−
3
i
2
j
k
2
)
Question
16
16.
The value of the polynomial
(
−
d
e
+
3
d
f
)
at
d
=
(-4)
,
e
=
5
,
f
=
3
is
(i)
-18
(ii)
-15
(iii)
-16
(iv)
-17
(v)
-14
Question
17
17.
Which of the following terms can be subtracted from
1
?
(i)
(
−
4
r
2
t
2
)
(ii)
(
−
4
)
(iii)
(
−
t
2
)
(iv)
(
−
6
s
2
t
2
)
(v)
5
r
t
2
Question
18
18.
The value of
d
2
e
2
f
2
−
(
−
9
d
2
e
2
f
2
)
is
(i)
8
d
2
e
2
f
2
(ii)
11
d
2
e
2
f
2
(iii)
10
d
2
e
2
f
2
(iv)
12
d
2
e
2
f
2
(v)
9
d
2
e
2
f
2
Question
19
19.
Which of the following algebraic expressions is a zero polynomial?
(i)
(
−
5
c
2
d
3
−
9
c
d
2
e
+
4
c
d
e
3
−
5
e
2
)
(ii)
0
(iii)
6
c
2
d
e
(iv)
(
8
c
3
d
2
e
+
4
d
2
)
(v)
(
2
c
3
d
3
e
2
−
5
c
2
d
3
e
−
2
c
2
d
e
2
)
Question
20
20.
The value of
4
5
r
4
+
1
2
r
4
+
1
5
r
4
+
2
5
r
4
is
(i)
7
4
r
4
(ii)
19
10
r
4
(iii)
17
8
r
4
(iv)
17
10
r
4
(v)
21
10
r
4
Question
21
21.
The value of
(
6
s
5
−
4
s
3
−
s
2
)
−
(
−
4
s
5
−
2
s
4
−
3
s
3
)
is
(i)
(
7
s
5
+
2
s
4
−
s
3
−
s
2
)
(ii)
(
10
s
5
+
2
s
4
−
s
3
−
s
2
)
(iii)
(
9
s
5
+
2
s
4
−
s
3
−
s
2
)
(iv)
(
11
s
5
+
2
s
4
−
s
3
−
s
2
)
(v)
(
13
s
5
+
2
s
4
−
s
3
−
s
2
)
Question
22
22.
Which of the following terms can be added to
(
−
7
l
)
?
(i)
(
−
8
)
(ii)
(
−
8
l
m
)
(iii)
7
k
l
m
(iv)
3
k
m
(v)
l
Question
23
23.
Which of the following terms can be added to
(
−
5
g
i
)
?
(i)
3
g
h
(ii)
(
−
8
)
(iii)
(
−
6
g
h
2
i
)
(iv)
8
g
2
h
2
(v)
4
g
i
Question
24
24.
The value of
(
−
2
s
+
8
)
+
(
3
s
+
1
)
is
(i)
(
3
s
+
9
)
(ii)
(
−
s
+
9
)
(iii)
9
(iv)
(
s
+
9
)
(v)
(
2
s
+
9
)
Question
25
25.
Which of the following is an irreducible factor of
18
x
y
5
z
5
?
(i)
x
2
y
4
z
3
(ii)
y
(iii)
y
4
z
(iv)
x
z
3
(v)
x
2
y
Assignment Key
1) (iii)
2) (ii)
3) (i)
4) (v)
5) (iii)
6) (v)
7) (iii)
8) (ii)
9) (iv)
10) (i)
11) (v)
12) (v)
13) (v)
14) (v)
15) (iv)
16) (iii)
17) (ii)
18) (iii)
19) (ii)
20) (ii)
21) (ii)
22) (v)
23) (v)
24) (iv)
25) (ii)
